/Engine/Source/Editor/UnrealEd/Classes/Editor/EditorEngine.h
Returns list of all foliage types used in the world
List of all foliage types used in the world
[TArray](API\Runtime\Core\Containers\TArray)< [UFoliageType](API\Runtime\Foliage\UFoliageType) * > GetFoliageTypesInWorld ( [UWorld](API\Runtime\Engine\Engine\UWorld) * InWorld )